JPS53100831A - Out-of-focus detector - Google Patents

Out-of-focus detector

Info

Publication number
JPS53100831A
JPS53100831A JP1571977A JP1571977A JPS53100831A JP S53100831 A JPS53100831 A JP S53100831A JP 1571977 A JP1571977 A JP 1571977A JP 1571977 A JP1571977 A JP 1571977A JP S53100831 A JPS53100831 A JP S53100831A
Authority
JP
Japan
Prior art keywords
focus detector
accomplishing
detect
distribution
accordance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1571977A
Other languages
Japanese (ja)
Inventor
Kenichi Yoshida
Junichi Hiramoto
Kazuo Hirano
Yoshikazu Nishiwaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP1571977A priority Critical patent/JPS53100831A/en
Publication of JPS53100831A publication Critical patent/JPS53100831A/en
Pending legal-status Critical Current

Links

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Abstract

PURPOSE: To detect the out-of-focus condition in accordance with the distribution of special spectra by accomplishing the Fourier conversion by the optical parallel processing.
COPYRIGHT: (C)1978,JPO&Japio
JP1571977A 1977-02-16 1977-02-16 Out-of-focus detector Pending JPS53100831A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1571977A JPS53100831A (en) 1977-02-16 1977-02-16 Out-of-focus detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1571977A JPS53100831A (en) 1977-02-16 1977-02-16 Out-of-focus detector

Publications (1)

Publication Number Publication Date
JPS53100831A true JPS53100831A (en) 1978-09-02

Family

ID=11896561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1571977A Pending JPS53100831A (en) 1977-02-16 1977-02-16 Out-of-focus detector

Country Status (1)

Country Link
JP (1) JPS53100831A (en)

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